package com.funny.learning.english.util;

import java.util.Random;

public class Utils {
	private static final String AB = "ABCDEFGHIJKLMNOPQRSTUVWXYZ";
	private static Random rnd = new Random();

	public static String randomString()
	{
//	   StringBuilder sb = new StringBuilder( len );
	   char textRandom = AB.charAt(rnd.nextInt(AB.length()));
	   return String.valueOf(textRandom);
	}
}
